本文整理汇总了Python中catboost.CatBoostClassifier.get_feature_importance方法的典型用法代码示例。如果您正苦于以下问题：Python CatBoostClassifier.get_feature_importance方法的具体用法？Python CatBoostClassifier.get_feature_importance怎么用？Python CatBoostClassifier.get_feature_importance使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类catboost.CatBoostClassifier的用法示例。
在下文中一共展示了CatBoostClassifier.get_feature_importance方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_interaction_feature_importance
# 需要导入模块: from catboost import CatBoostClassifier [as 别名]
# 或者: from catboost.CatBoostClassifier import get_feature_importance [as 别名]
def test_interaction_feature_importance():
pool = Pool(TRAIN_FILE, column_description=CD_FILE)
model = CatBoostClassifier(iterations=5, random_seed=0)
model.fit(pool)
np.save(FIMP_PATH, np.array(model.get_feature_importance(pool, fstr_type='Interaction')))
return local_canonical_file(FIMP_PATH)示例2: test_one_doc_feature_importance
# 需要导入模块: from catboost import CatBoostClassifier [as 别名]
# 或者: from catboost.CatBoostClassifier import get_feature_importance [as 别名]
def test_one_doc_feature_importance():
pool = Pool(TRAIN_FILE, column_description=CD_FILE)
model = CatBoostClassifier(iterations=5, random_seed=0)
model.fit(pool)
np.save(FIMP_PATH, np.array(model.get_feature_importance(np.ones(pool.num_col(), dtype=int), 0, cat_features=pool.get_cat_feature_indices(), fstr_type='Doc')))
return local_canonical_file(FIMP_PATH)示例3: test_shap_feature_importance
# 需要导入模块: from catboost import CatBoostClassifier [as 别名]
# 或者: from catboost.CatBoostClassifier import get_feature_importance [as 别名]
def test_shap_feature_importance():
pool = Pool(TRAIN_FILE, column_description=CD_FILE)
model = CatBoostClassifier(iterations=5, random_seed=0, max_ctr_complexity=1)
model.fit(pool)
np.save(FIMP_PATH, np.array(model.get_feature_importance(pool, fstr_type='ShapValues')))
return local_canonical_file(FIMP_PATH)